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Individual Calculations August 2023 |
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| Etmans, Maarten Total change: -13.20 | |   |
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| Senioren- en Veteranen Kampioenschap van Nederland 2023 | Dieren | NED | 2023-07-15 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2000 | 2016 | 3.00 | 7 | -0.66 | 20 | -13.20 | |
|  Boersma, Jan | | | 1988 | NED | 0.00 | 1 | -0.54 | 20 | -10.80 | |  Ochtman, Henk | | | 2031 | NED | 0.00 | 1 | -0.48 | 20 | -9.60 | | | Perrenet, Jacob | | | 2005 | NED | 0.50 | 1 | -0.02 | 20 | -0.40 | | | Helmond, Frans | | | 1959 | NED | 0.50 | 1 | -0.08 | 20 | -1.60 | | | Van Dijk, Bram | | | 1946 | NED | 0.50 | 1 | -0.10 | 20 | -2.00 | | | Bloemhard, Rudy | | | 2073 | NED | 1.00 | 1 | 0.58 | 20 | 11.60 | | | Van Wageningen, Arie | | | 1999 | NED | 0.50 | 1 | -0.02 | 20 | -0.40 | |
Rc - average rating of rated opponents, Ro - rating of a player in a tournament, Rp - rating performance of an unrated player, W - points won in a tournament against rated opponents, N - total number of games against rated opponents, Change - change used for calculation according to formula, K - development coefficient, Kchg - rating change of a player calculated as (K * change) | | |
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